From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
To: Fan Du <fan.du@windriver.com>
Cc: netdev <netdev@vger.kernel.org>
Subject: Re: [DISCUSSION] rt6i_genid
Date: Thu, 18 Jul 2013 11:13:20 +0200 [thread overview]
Message-ID: <51E7B1B0.3000109@6wind.com> (raw)
In-Reply-To: <51E75F82.4080300@windriver.com>
Le 18/07/2013 05:22, Fan Du a écrit :
> Hello Nicolas
>
> Commit 6f3118b571b8a4c06c7985dc3172c3526cb86253: "ipv6: use net->rt_genid to
> check dst validity"
> makes ip6_dst_check to check rt6i_genid against with struct net->rt_genid,
> As a matter of fact, struct net->rt_genid could only be modified by two places,
> first is adding/delete IPv4 address, second is inserting new XFRM policy.
>
> Is there any other considerations that adding/deleting IPv4 address would
> invalid all IPv6 dst
> as well? because I'm working a patch which actually depends on the result of
> this question.
No, the goal was to cover the IPsec case, ie invalidate dst entries when an xfrm
policy is inserted/deleted.
Regards,
Nicolas
next prev parent reply other threads:[~2013-07-18 9:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-18 3:22 [DISCUSSION] rt6i_genid Fan Du
2013-07-18 9:13 ` Nicolas Dichtel [this message]
2013-07-18 9:28 ` Fan Du
2013-07-18 15:12 ` Nicolas Dichtel
2013-07-19 0:01 ` Fan Du
2013-07-19 3:18 ` David Miller
2013-07-19 3:28 ` Fan Du
2013-07-19 3:31 ` David Miller
2013-07-19 7:50 ` Fan Du
2013-07-19 9:33 ` David Miller
2013-07-22 5:43 ` [RFC PATCH net-next] net: split rt_genid for ipv4 and ipv6 Fan Du
2013-07-22 10:53 ` Steffen Klassert
2013-07-22 20:40 ` Nicolas Dichtel
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